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ST75C520 Arkusz danych(PDF) 1 Page - STMicroelectronics |
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ST75C520 Arkusz danych(HTML) 1 Page - STMicroelectronics |
1 / 45 page ST75C520 HIGH SPEED FAX MODEM DATA PUMP June 1995 PRELIMINARY DATA PQFP64 (Plastic Quad Flat Pack) ORDER CODE : ST75C520 PQFP . ITU-T V.17, V.29, V.27ter, V.21 WITH FAX SUPPORT . ITU-T V.23, V.21, BELL 103 . V.17, V.29 (T104), V.27ter SHORT TRAINS . V.33 HALF-DUPLEX . 1800Hz OR 1700Hz CARRIER . SINGLE CHIP COMPLETE DATA PUMP . SINGLE 5V POWER SUPPLY : - TYPICAL ACTIVE POWER CONSUMPTION : 375mW - LOW POWER MODE (typ. 5mW) . EXTENDED MODES OF OPERATIONS : - FULL IMPLEMENTATION OF THE V.17, V.33, V.29 AND V.27ter HANDSHAKES - AUTODIAL AND AUTOANSWER CAPABIL- ITY - PROGRAMMABLE TONE DETECTION AND FSK V.21 FLAG PATTERN DETECTION DURING HIGH SPEED RECEPTION - PROGRAMMABLE CALL PROGRESS AND CALL WAITING TONE DETECTORS IN- CLUDING DTMF - PROGRAMMABLE CLASS ™ DETECTION CAPABILITY - WIDE DYNAMIC RANGE (>48dB) - A-LAW VOICE PCM MODE . VERSATILE INTERFACES : - PARALLEL 64 x 8-BIT DUAL PORT RAM - SYNCHRONOUS/HDLC PARALLEL DATA HANDLING - HDLC FRAMING SUPPORT - V.24 INTERFACE - FULL OPERATING STATUS REAL TIME MONITORING - FULL DIAGNOSTIC CAPABILITY - DUAL 8-BIT DAC FOR CONSTELLATION DISPLAY DESCRIPTION The SGS-THOMSON Microelectronics ST75C520 chip is a highly integrated modem engine, which can operate with all currently used FAX group III standards up to 14400bps. Full V.21, V.23 and Bell 103 full duplex modem standards are imple- mented. This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without no tice. 1/45 |
Podobny numer części - ST75C520 |
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Podobny opis - ST75C520 |
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